Finding the Fourth Proportional to 11,639,735.58, 16,062,839.52 and 6,747,793.50
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Solution
The fourth proportional to 11,639,735.58, 16,062,839.52 and 6,747,793.50 is: 9,311,957.59
Step by Step Solution
- Step 1: Write the proportion equation
11,639,735.58 : 16,062,839.52 = 6,747,793.50 : x - Step 2: Convert to fraction form
11,639,735.58/16,062,839.52 = 6,747,793.50/x - Step 3: Cross multiply
11,639,735.58x = 16,062,839.52 × 6,747,793.50 - Step 4: Simplify right side
11,639,735.58x = 108,388,724,104,599.11 - Step 5: Solve for x
x = 108,388,724,104,599.11/11,639,735.58 - Step 6: Final answer
x = 9,311,957.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.